fix(line): fix symbol may disappear if switched too frequently

src/chart/helper/Symbol.ts

@@ -192,6 +192,11 @@ class Symbol extends graphic.Group {
             }
         }
 
+        if (disableAnimation) {
+            // Must stop remove animation manually if don't call initProps or updateProps.
+            this.childAt(0).stopAnimation('remove');
+        }
+
         this._seriesModel = seriesModel;
     }
 

src/chart/line/LineView.ts

@@ -1011,9 +1011,10 @@ class LineView extends ChartView {
                 const symbolPath = el.getSymbolPath();
                 const text = symbolPath.getTextContent();
 
-                symbolPath.animateFrom({
-                    scaleX: 0,
-                    scaleY: 0
+                el.attr({ scaleX: 0, scaleY: 0});
+                el.animateFrom({
+                    scaleX: 1,
+                    scaleY: 1
                 }, {
                     duration: 200,
                     delay: delay

src/util/graphic.ts

@@ -331,6 +331,11 @@ function animateOrSetProps<Props>(
     }
     const animationEnabled = animatableModel && animatableModel.isAnimationEnabled();
 
+    if (!isRemove) {
+        // Must stop the remove animation.
+        el.stopAnimation('remove');
+    }
+
     if (animationEnabled) {
         let duration: number | Function;
         let animationEasing: AnimationEasing;
@@ -368,11 +373,6 @@ function animateOrSetProps<Props>(
             }
         }
 
-        if (!isRemove) {
-            // Must stop the remove animation.
-            el.stopAnimation('remove');
-        }
-
         duration > 0
             ? (
                 isFrom